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function setup() {
createCanvas(windowWidth, windowHeight);
background(0);
}
function draw() {
stroke(230, 180, 60, 60);
line(cos(millis() / 1200) * windowWidth / 2 + windowWidth / 2, cos(millis() / 400) * windowHeight / 2 + windowHeight / 2, sin(millis() / 1100) * windowWidth / 2 + windowWidth / 2, sin(millis() / 450) * windowHeight / 2 + windowHeight / 2);
}